作者: Paul L. Angermeier , James R. Karr
DOI: 10.2307/1312512
关键词:
摘要: Two phrases — biological integrity and diversity—have joined the lexicon of biologists natural resource managers during past two decades. The importance these is demonstrated by their influence on environmental research, regulatory, policy agendas. concepts behind are central to strategies being developed sustain global resources (Lubchenco et al. 1991). Unfortunately, widely used media, citizens, makers, some without adequate attention they embody. Precise use terms diversity can help set achieve societal goals for sustaining resources; imprecise or inappropriate may exacerbate biotic impoverishment—the systematic decline in (Woodwell 1990).